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COMP Cams Camshaft Kit CB XE268H-10

SKU: CCAK11-242-3

Camshaft Kits

CCA Camshaft Kits...

COMP Cams Camshaft Kit CB XE268H-10

SKU: CCAK11-242-3

Camshaft Kits

CCA Camshaft Kits...

A$1,464.19
Available from MFR. In stock at 2 locations (more than 10 available)

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Description

Camshaft / Lifters / Springs / Timing Set - Xtreme Energy - Hydraulic Flat Tappet - Lift 0.515 / 0.520 in - Duration 268 / 280 - 110 LSA - 1600 / 5800 RPM - Big Block Chevy - Kit

COMP Cams Camshaft Kit CB XE268H-10

K-KIT - Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.

Additional Information

Good for street machines, slightly rough idle, stock converter will work but best with 1800+ stall.

Application Summary

Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

Part Type

Engine Camshaft Kit

Product Overview

COMP Cams offers complete component-matched valve train kits that deliver unbeatable performance, durability and ease of installation.

All cam kits are fully tested and manufactured to the strictest standards. Each kit's components were specifically chosen as the best performance match for that particular camshaft so that you can reap the benefits of a perfectly matched “Power Engineered System.”

*K-Kit - Complete Kit Includes*
• Camshaft
• Lifters
• Valve Springs
• Retainers
• Valve Locks
• Valve Stem Seals
• Assembly Lube
• Decals
• Instructions

Additional Application Notes
• Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle Hyd Flat Tappet;1600-5800rpm;Adv.Dur. 268 Int./280 Exh.;V.Lift .515 Int./.520 Exh.;Lobe 110 deg.;Incl.Cam;Lifter;V.Sprng/Ret./Lock/Seal;Timing Set;

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-07 21:17:26

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Advertised Exhaust Duration:280
Advertised Intake Duration:268
Amazon ASIN:B000CEM5HU
Assembly Lubricant Included:Yes
Basic Operating RPM Range:1,600-5,800
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?:No
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:Yes, but must be a race/competition only vehicle.
Cam Type:Hydraulic Flat Tappet
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Xtreme Energy
Description:Xtreme Energy 224/230 Hydraulic Flat Cam K-Kit for Chevrolet Big Block 396-454
Engine Family:Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Exhaust Duration @ .050 in.:230
Exhaust Duration at .050 inch Lift:230
Exhaust Duration:280
Exhaust Valve Lift(in):0.52
Exhaust Valve Lift:0.52
Gaskets Included:No
Intake Duration @ .050 in.:224
Intake Duration at .050 Inch Lift:224
Intake Duration:268
Intake Valve Lift(in):0.515
Intake Valve Lift:0.515
Kit Type:K-Kit - Complete Kit
Lifter Type:Hydraulic Flat Tappet
Lifters Included:Yes
Part Number:ccaK11-242-3
RPM Range:1000-7000
Title:Xtreme Energy 224/230 Hydraulic Flat Cam K-Kit for Chevrolet Big Block 396-454
Usage:Street/Performance
Valve Springs Included:Yes

Product Downloads

# Document Type Download
1. Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 19:09:54

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU ccaK11-242-3
SFX Item ID 4123627
Accounting SKU cca-K11-242-3
Manufacturer SKU K11-242-3
Manufacturer UPC 036584025382
Alternative References CCA-K11-242-3, COMK11-242-3, K11-242-3

Cam/Lifters/Valvetrain, Hydraulic Flat Tappet, Adv. Duration 268/280, Lift .515/.520 in., Chevy, Big Block

COMP Cams Xtreme Energy cam and lifter kits are built to take advantage of the latest cam technology and provide maximum performance. Whether your use is off-roading, towing, or street performance, there are Xtreme Energy options available for you. By using an aggressive lobe profile, they provide better throttle response and more top-end horsepower than equivalent kits from other manufacturers, while delivering increased engine vacuum. Order the model designed for your vehicle and engine application.

Product Attributes
BrandCOMP Cams
Manufacturer's Part NumberK11-242-3
Part TypeCamshaft Kits
Product LineCOMP Cams Xtreme Energy Cam and Lifter Kits
UPC036584025382
Cam StyleHydraulic flat tappet
Basic Operating RPM Range1,600-5,800
Camshaft UseStreet/Strip
Intake Duration at 050 inch Lift224
Exhaust Duration at 050 inch Lift230
Duration at 050 inch Lift224 int./230 exh.
Advertised Intake Duration268
Advertised Exhaust Duration280
Advertised Duration268 int./280 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.515 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.520 in.
Valve Lift with Factory Rocker Arm Ratio0.515 int./0.520 exh.
Camshaft Gear Attachment3-bolt
Grind NumberCB XE268H-10
Computer-Controlled CompatibleNo
Lifters IncludedYes
Lifter StyleHydraulic flat tappet
Valve Springs IncludedYes
Outside Diameter of Outer Spring (in.)1.525 in.
Retainers IncludedYes
Locks IncludedYes
Valve Stem Seals IncludedYes
Timing Chain and Gears IncludedYes
Timing Chain StyleDouble non-roller
Assembly Lubricant IncludedYes
Pushrods IncludedNo
Rocker Arms IncludedNo
Gaskets IncludedNo
Valve Springs RequiredNo
QuantitySold as a kit.

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